This scenario demonstrates the misuse of an unsafe method from a framework. Be sure to apply white-box texting strategies to solve this challenge. [Read More]

Shell usage is the most important skill of a Linux user, which is why we first introduced the concept during week 2. So far, we used bash interactively, by typing commands one after another. Often, it makes sense to execute a chain of commands automatically. Remember how repetitive it was... [Read More]

This is another lab which does not have much to do with any specific topic of security. Rather, it tests your understanding of Linux and problem-solving ability. In preparation, we should review some basic concepts. [Read More]

https://en.wikipedia.org/wiki/Hash_function [Read More]

Page content manipulation with JavaScript is a petty and trivial thing to do with injection vulnerabilities. Try to complete this challenge! [Read More]